About Us

Affiliated companies

Head Office 22F, Akihabara UDX, 4-14-1, Sotokanda, Chiyoda-ku, Tokyo, 101-0021 Japan
TEL : +81-3-6847-1250
FAX : +81-3-6847-7018
Osaka Office Sales Department 13F, JRE Dojima Tower, 2-4-27, Dojima, Kita-ku, Osaka, 530-0003 Japan
TEL : +81-6-6457-2828
FAX : +81-6-6457-2811
Semiconductor Materials Laboratory 1, Sunada, Iijima, Akita, 011-0911 Japan
TEL : +81-18-846-8000
FAX : +81-18-846-9478
Electronics Materials Laboratory 1781, Nitte, Honjo, Saitama, 367-0002 Japan
TEL : +81-495-21-6111
FAX : +81-495-21-6116
Advanced Fine Materials Laboratory 1-3-1, Kaigan-dori, Minami-ku, Okayama, 702-8506 Japan
TEL : +81-86-262-1122
FAX : +81-86-265-6188

Affiliated companies

DOWA SEMICONDUCTOR AKITA CO., LTD.

Manufacturer of High-purity Metals, Gallium Arsenide Wafer, LED, and Gallium Nitride HEMT Epiwafer
  • 1, Sunada, Iijima, Akita, 011-0911 Japan
  • TEL: +81-18-846-8000
  • FAX: +81-18-846-9478

DOWA ELECTRONICS MATERIALS OKAYAMA CO., LTD.

Manufacturer of Magnetic Recording Materials, Copper Powder, Barium Sulphate Powder and Complex Oxide Powder (Fuel Cell Material)
  • 1-3-1, Kaigan-dori, Minami-ku, Okayama, 702-8045 Japan
  • TEL: +81-86-262-1121
  • FAX: +81-86-262-1033
  • URL:https://www.dowa.okayama.jp/ (Japanese Language Only)

DOWA IP CREATION CO., LTD.

Manufacturer of Reduced Iron Powder and Carrier Powder
  • 7, Chikkou-sakaemachi, Minami-ku, Okayama, 702-8053 Japan
  • TEL: +81-86-262-2228
  • FAX: +81-86-264-7382
  • URL:http://www.dowa-ip.co.jp/ (Japanese Language Only)

DOWA F-TEC CO., LTD.

Manufacturer of Ferrite Powder
  • 1045, Kichigahara, Misaki-cho, Kume, Okayama, 708-1523 Japan
  • TEL: +81-868-62-1144
  • FAX: +81-868-62-1146

DOWA HIGHTECH CO., LTD.

Manufacturer of metal compounds, metal work pieces, and chemicals, manufacturing of electronic components, and surface treatment process